Table 2.

Patients that suffered from PJK and Time to Revision Surgery

Outcome measure	Number of patients (percentage)
Total patients that met PJK criteria	21 patients (11.4%)
Patients that after PJK, met PJF criteria and needed re-surgery	10 patients (5.4%)
Timing for revision surgery
(1) Within 6 months	1 patient (10% of PJF cohort)
(2) Between 6 and 12 months	1 patients (10% of PJF cohort)
(3) Within 12 and 24 months	4 patients (40% of PJF cohort)
(4) Within 24 and 72 months	4 patients (40% of PJF cohort)